Notify the output service at startup whether output tree tracking is enabled.

--
MOS_MIGRATED_REVID=108142409

2 files changed, 5 insertions, 2 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/buildtool/ExecutionTool.java b/src/main/java/com/google/devtools/build/lib/buildtool/ExecutionTool.java
index 26feb53ddb..659c90619f 100644
--- a/src/main/java/com/google/devtools/build/lib/buildtool/ExecutionTool.java
+++ b/src/main/java/com/google/devtools/build/lib/buildtool/ExecutionTool.java
@@ -360,7 +360,8 @@ public class ExecutionTool {
     OutputService outputService = env.getOutputService();
     ModifiedFileSet modifiedOutputFiles = ModifiedFileSet.EVERYTHING_MODIFIED;
     if (outputService != null) {
-      modifiedOutputFiles = outputService.startBuild(buildId);
+      modifiedOutputFiles = outputService.startBuild(buildId,
+              request.getBuildOptions().finalizeActions);
     } else {
       startLocalOutputBuild(); // TODO(bazel-team): this could be just another OutputService
     }
diff --git a/src/main/java/com/google/devtools/build/lib/exec/OutputService.java b/src/main/java/com/google/devtools/build/lib/exec/OutputService.java
index 2a48b5cb74..d4c38e5740 100644
--- a/src/main/java/com/google/devtools/build/lib/exec/OutputService.java
+++ b/src/main/java/com/google/devtools/build/lib/exec/OutputService.java
@@ -57,11 +57,13 @@ public interface OutputService {
    * Start the build.
    *
    * @param buildId the UUID build identifier
+   * @param finalizeActions whether this build is finalizing actions so that the output service
+   *                        can track output tree modifications
    * @return a ModifiedFileSet of changed output files.
    * @throws BuildFailedException if build preparation failed
    * @throws InterruptedException
    */
-  ModifiedFileSet startBuild(UUID buildId)
+  ModifiedFileSet startBuild(UUID buildId, boolean finalizeActions)
       throws BuildFailedException, AbruptExitException, InterruptedException;
 
   /**